305-070-521-268

Edgeboard Connectors Overview

The EDAC 305-070-521-268 is a standard card edge connector from the 305 series, manufactured by EDAC Inc. It features 70 positions arranged in a dual-row configuration with a contact spacing of 0.156 inches (3.96 mm). The connector utilizes gold-plated copper alloy contacts and is designed for panel mount installation at a vertical angle. It accepts printed circuit boards with a nominal thickness of 0.062 inches (1.57 mm) and provides a continuous current rating of 5 A.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for secure board retention
• Features a low-profile insulator body constructed from thermoplastic material
• Provides high dielectric strength with an insulation resistance of 5 GOhms

Edgeboard Connectors Applications

• Industrial control systems requiring robust panel-mounted interconnects
• Communication equipment utilizing standardized card edge interfaces
• Medical devices needing reliable dual-row signal transmission

Edgeboard Connectors Procurement Notes

Verify the complete part number including suffixes to ensure correct contact plating and housing color specifications. Confirm that the target application supports the specified 1.57 mm board thickness and vertical panel mounting style. Check regional availability as distribution status may vary by location.

Edgeboard Connectors Selection Notes

Select this component when a 70-position dual-row interface is required for vertical panel integration. Ensure the design accommodates the 3.96 mm pitch and allows space for polarizing key insertion. Verify that the thermal environment remains within the -40°C to +105°C operating range for long-term reliability.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 305 series, which offers a wide range of standard card edge solutions. The series is characterized by consistent 3.96 mm spacing and versatile mounting options. It serves as a foundational interconnect solution for various electronic assemblies requiring durable mechanical and electrical connections.

Edgeboard Connectors Replacement Considerations

Compatible substitutes include other EDAC 305 series variants with matching position counts, such as 305-070-520-268 or 305-070-556-568, provided the specific suffix variations align with the required housing and termination characteristics.